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
68 + 10 = ______
48 − 10 = ______
47 + 10 = ______
54 + 10 = ______
31 − 10 = ______
36 − 10 = ______
7 × 10 = ______
24 − 10 = ______
64 + 20 = ______
88 + 20 = ______
28 + 10 = ______
6 × 10 = ______
59 − 10 = ______
16 + 10 = ______
22 + 20 = ______
57 + 10 = ______
35 + 20 = ______
1 × 10 = ______
82 + 10 = ______
2 × 10 = ______
