Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 50 + 33 by rounding each number to the nearest 10: ______
- Estimate 72 + 57 by rounding each number to the nearest 10: ______
- Estimate 65 − 65 by rounding each number to the nearest 10: ______
- Estimate 70 + 76 by rounding each number to the nearest 10: ______
- Estimate 79 + 77 by rounding each number to the nearest 10: ______
- Estimate 75 − 84 by rounding each number to the nearest 10: ______
- Estimate 32 + 80 by rounding each number to the nearest 10: ______
- Estimate 77 − 55 by rounding each number to the nearest 10: ______
- Estimate 88 + 72 by rounding each number to the nearest 10: ______
- Estimate 73 − 74 by rounding each number to the nearest 10: ______
- Estimate 43 − 63 by rounding each number to the nearest 10: ______
- Estimate 38 + 54 by rounding each number to the nearest 10: ______
- Estimate 88 + 45 by rounding each number to the nearest 10: ______
- Estimate 58 + 29 by rounding each number to the nearest 10: ______
- Estimate 33 − 70 by rounding each number to the nearest 10: ______
- Estimate 30 − 63 by rounding each number to the nearest 10: ______
- Estimate 72 − 27 by rounding each number to the nearest 10: ______
- Estimate 46 − 29 by rounding each number to the nearest 10: ______
- Estimate 45 + 86 by rounding each number to the nearest 10: ______
- Estimate 22 − 77 by rounding each number to the nearest 10: ______