Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 61 − 63 by rounding each number to the nearest 10: ______
- Estimate 58 − 58 by rounding each number to the nearest 10: ______
- Estimate 36 + 44 by rounding each number to the nearest 10: ______
- Estimate 78 + 56 by rounding each number to the nearest 10: ______
- Estimate 69 + 40 by rounding each number to the nearest 10: ______
- Estimate 79 + 28 by rounding each number to the nearest 10: ______
- Estimate 85 + 60 by rounding each number to the nearest 10: ______
- Estimate 54 + 55 by rounding each number to the nearest 10: ______
- Estimate 75 − 60 by rounding each number to the nearest 10: ______
- Estimate 79 + 64 by rounding each number to the nearest 10: ______
- Estimate 86 − 39 by rounding each number to the nearest 10: ______
- Estimate 69 − 51 by rounding each number to the nearest 10: ______
- Estimate 75 + 33 by rounding each number to the nearest 10: ______
- Estimate 34 + 24 by rounding each number to the nearest 10: ______
- Estimate 88 − 79 by rounding each number to the nearest 10: ______
- Estimate 41 − 48 by rounding each number to the nearest 10: ______
- Estimate 71 + 67 by rounding each number to the nearest 10: ______
- Estimate 29 + 80 by rounding each number to the nearest 10: ______
- Estimate 50 − 33 by rounding each number to the nearest 10: ______
- Estimate 61 − 45 by rounding each number to the nearest 10: ______