Find $4.9-3.1$4.9−3.1, giving your answer as a decimal.
Find $1-0.2$1−0.2 giving your answer as a decimal
Find $0.09-0.03$0.09−0.03, giving your answer as a decimal.
Find $8.76-0.04$8.76−0.04, giving your answer as a decimal.
Fluently add, subtract, multiply, and divide multi-digit decimals using the standard algorithm for each operation.