Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 22 − 62 by rounding each number to the nearest 10: ______
- Estimate 74 − 71 by rounding each number to the nearest 10: ______
- Estimate 44 + 49 by rounding each number to the nearest 10: ______
- Estimate 37 − 84 by rounding each number to the nearest 10: ______
- Estimate 64 + 61 by rounding each number to the nearest 10: ______
- Estimate 84 + 77 by rounding each number to the nearest 10: ______
- Estimate 47 + 79 by rounding each number to the nearest 10: ______
- Estimate 59 − 72 by rounding each number to the nearest 10: ______
- Estimate 78 − 55 by rounding each number to the nearest 10: ______
- Estimate 75 + 75 by rounding each number to the nearest 10: ______
- Estimate 26 + 89 by rounding each number to the nearest 10: ______
- Estimate 67 − 74 by rounding each number to the nearest 10: ______
- Estimate 30 + 68 by rounding each number to the nearest 10: ______
- Estimate 76 − 23 by rounding each number to the nearest 10: ______
- Estimate 48 − 30 by rounding each number to the nearest 10: ______
- Estimate 76 − 24 by rounding each number to the nearest 10: ______
- Estimate 42 − 29 by rounding each number to the nearest 10: ______
- Estimate 89 + 55 by rounding each number to the nearest 10: ______
- Estimate 73 + 63 by rounding each number to the nearest 10: ______
- Estimate 48 + 77 by rounding each number to the nearest 10: ______