Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 81 + 32 by rounding each number to the nearest 10: ______
- Estimate 38 + 44 by rounding each number to the nearest 10: ______
- Estimate 88 + 55 by rounding each number to the nearest 10: ______
- Estimate 23 + 86 by rounding each number to the nearest 10: ______
- Estimate 24 + 70 by rounding each number to the nearest 10: ______
- Estimate 56 − 54 by rounding each number to the nearest 10: ______
- Estimate 33 − 71 by rounding each number to the nearest 10: ______
- Estimate 55 + 51 by rounding each number to the nearest 10: ______
- Estimate 45 + 71 by rounding each number to the nearest 10: ______
- Estimate 33 + 34 by rounding each number to the nearest 10: ______
- Estimate 67 − 31 by rounding each number to the nearest 10: ______
- Estimate 59 − 44 by rounding each number to the nearest 10: ______
- Estimate 84 − 27 by rounding each number to the nearest 10: ______
- Estimate 36 + 53 by rounding each number to the nearest 10: ______
- Estimate 75 − 48 by rounding each number to the nearest 10: ______
- Estimate 50 − 69 by rounding each number to the nearest 10: ______
- Estimate 54 − 80 by rounding each number to the nearest 10: ______
- Estimate 71 − 72 by rounding each number to the nearest 10: ______
- Estimate 67 + 69 by rounding each number to the nearest 10: ______
- Estimate 62 + 24 by rounding each number to the nearest 10: ______