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
82 + 20 = ______
53 + 10 = ______
32 − 10 = ______
7 × 10 = ______
95 − 10 = ______
14 + 20 = ______
98 − 10 = ______
80 + 10 = ______
8 × 10 = ______
70 + 10 = ______
69 + 20 = ______
2 × 10 = ______
59 + 10 = ______
44 + 20 = ______
82 + 10 = ______
9 × 10 = ______
77 − 10 = ______
70 + 20 = ______
6 × 10 = ______
68 + 20 = ______
