MULTIPLYING DECIMALS BY 100 - Worksheet 1A - Up to 1DP - Answers

Oct 22, 2026

Practice sheet for multiplying decimals by 100, focusing on problems that include one decimal place (up to 1dp). Section A provides direct multiplication calculations such as 0.7 × 100 and 100 × 3.1, covering both decimal and whole-number forms. Section B asks learners to make given numbers 100 times bigger using decimal scaling, shown in arrow notation. Section C requires filling missing factors in equations, with a full answer key for self-checking.

LanguageEnglish

CategoryExam

FormatPDF

Pages2

Reading Time5 min

AccessFree to download

A) Work out these multiplications

B) Make each of these numbers 100 times bigger

C) Fill in the missing numbers

Name Date MULTIPLYING DECIMALS BY 100 SHEET 1A (UP TO 1DP) A) Work out these multiplications. 1) 0.7 x 100 = 2) 0.2 x 100 = 3) 100 x 0.8 = 4) 1.2 x 100 = 5) 100 x 1.5 = 6) 1.8 x 100 = 7) 100 x 1.6 = 8) 2.2 x 100 = 9) 100 x 3.1 = 10) 4.2 x 100 = 11) 100 x 2.9 = 12) 48 x 100 = 13) 100 x 7.3 = 14) 54 x 100 = 15) 100 x 3.7 = 16) 88 x 100 = 17) 100 x 4.7 = 18) 5.9 x 100 = 19) 100 x 7.8 = 20) 6.5 x 100 = 21) 100 x 18.4 = 22) 19.6 x 100 = 23) 100 x 25.9 = 24) 140 x 100 = B) Make each of these numbers 100 times bigger. 1) 2.3 → 2) 1.6 → 3) 6.1 → 4) 9 → 5) 3.4 → 6) 7.5 → 7) 4.3 → 8) 42 → 9) 11.4 → 10) 12.1 → 11) 38.2 → 12) 579 → C) Fill in the missing numbers 1) 1.3 x = 130 4) x 19 = 1900 7) 100 x = 360 10) x 12.8 = 1280 13) 100 x = 2700 2) x 100 = 180 5) 7.5 x 100 = 8) x 100 = 7500 11) 100 x = 9420 14) x 8.9 = 890 3) 100 x = 250 6) x 4.2 = 420 9) 100 x = 1420 12) x 100 = 3950 15) 29.7 x 100 = Name Date MULTIPLYING DECIMALS BY 100 SHEET 1A ANSWERS A) Work out these multiplications. 1) 0.7 x 100 = 70 2) 0.2 x 100 = 20 3) 100 x 0.8 = 80 4) 1.2 x 100 = 120 5) 100 x 1.5 = 150 6) 1.8 x 100 = 180 7) 100 x 1.6 = 160 8) 2.2 x 100 = 220 9) 100 x 3.1 = 310 10) 4.2 x 100 = 420 11) 100 x 2.9 = 290 12) 48 x 100 = 4800 13) 100 x 7.3 = 730 14) 54 x 100 = 5400 15) 100 x 3.7 = 370 16) 88 x 100 = 8800 17) 100 x 4.7 = 470 18) 5.9 x 100 = 590 19) 100 x 7.8 = 780 20) 6.5 x 100 = 650 21) 100 x 18.4 = 1840 22) 19.6 x 100 = 1960 23) 100 x 25.9 = 2590 24) 140 x 100 = 14000 B) Make each of these numbers 100 times bigger. 1) 2.3 → 230 2) 1.6 → 160 3) 6.1 → 610 4) 9 → 900 5) 3.4 → 340 6) 7.5 → 750 7) 4.3 → 430 8) 42 → 4200 9) 11.4 → 1140 10) 12.1 → 1210 11) 38.2 → 3820 12) 579 → 57900 C) Fill in the missing numbers 1) 1.3 x 100 = 130 2) 1.8 x 100 = 180 3) 100 x 2.5 = 250 4) 100 x 19 = 1900 5) 7.5 x 100 = 750 6) 100 x 4.2 = 420 7) 100 x 3.6 = 360 8) 75 x 100 = 7500 9) 100 x 14.2 = 1420 10) 100 x 12.8 = 1280 11) 100 x 94.2 = 9420 12) 39.5 x 100 = 3950 13) 100 x 27 = 2700 14) 100 x 8.9 = 890 15) 29.7 x 100 = 2970

FAQs

What does the worksheet focus on for multiplying decimals?

It focuses on multiplying decimals by 100, including calculations with up to one decimal place.

What types of questions are in Section B?

Section B asks you to make each given number 100 times bigger, often shown using arrow notation.

How do the answer pages help learners?

They provide the completed results for Sections A, B, and C so learners can check their own answers.

Oct 22, 2026

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