1. Rational Numbers
1.03 Operations with decimals
Interactive practice questions
Evaluate $2.5+\left(-8.1\right)$2.5+(−8.1).
Easy
< 1min
Evaluate $-8.3+8.9$−8.3+8.9.
Easy
< 1min
Evaluate $5.4+\left(-7.8\right)$5.4+(−7.8).
Easy
< 1min
Evaluate $-7.2+3.3$−7.2+3.3.
Easy
< 1min
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