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
8 × 10 = ______
26 + 10 = ______
57 − 10 = ______
96 − 10 = ______
7 × 10 = ______
82 − 10 = ______
86 + 20 = ______
66 + 20 = ______
63 − 10 = ______
34 + 10 = ______
16 + 10 = ______
9 × 10 = ______
22 + 10 = ______
5 × 10 = ______
87 + 10 = ______
74 − 10 = ______
47 − 10 = ______
48 + 20 = ______
73 − 10 = ______
76 + 10 = ______
