Matemáticas mentales Worksheet
Recommended for 1er grado — 5to grado
Matemáticas mentales Worksheet
Name: ____________________Date: ____________
Instructions: Usar estrategias mentales como sumar diez, duplicar y compensar para calcular rápidamente.
20 problems
46 − 10 = ______
5 × 10 = ______
36 + 10 = ______
28 + 20 = ______
73 + 20 = ______
95 − 10 = ______
31 + 20 = ______
54 + 10 = ______
25 + 10 = ______
63 + 10 = ______
2 × 10 = ______
13 + 10 = ______
19 + 20 = ______
24 − 10 = ______
89 − 10 = ______
9 × 10 = ______
14 + 10 = ______
94 − 10 = ______
3 × 10 = ______
73 + 10 = ______
