Evaluate $424+962+79$424+962+79
Evaluate $42\div7$42÷7
Evaluate $8394\div3$8394÷3.
Evaluate $45000\div90$45000÷90
choose and use addition, subtraction, multiplication and division, or combinations of these operations, to solve practical problems
apply arithmetic operations according to their correct order
use a calculator appropriately and efficiently for multi-step calculations