M.1
소수의 덧셈과 뺄셈
1분기 (9~11월)자릿수가 다른 소수의 덧셈과 뺄셈
난이도
보통
문제 수
Add & Subtract Decimals
Skill M.1 · Decimal operations · ★★☆ Medium · Quarter 1
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- Date
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Add or subtract. Line up the decimal points.
Example
40.500
−17.382
23.118
Think: Write as so both numbers have thousandths, line up the decimal points, then subtract.
- 196.72−11.29
- 286.200+23.802
- 360.500+19.919
- 45.6+49.7
- 572.76−35.90
- 661.07+88.37
- 763.364+34.970
- 868.2+57.5
- 936.70+50.85
- 1067.190+77.355
- 1118.417+98.400
- 126.807−0.100
Answer Key
M.1 Add & Subtract Decimals · ★★☆ Medium
- 185.43
- 2110.002
- 380.419
- 455.3
- 536.86
- 6149.44
- 798.334
- 8125.7
- 987.55
- 10144.545
- 11116.817
- 126.707