Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 − 24 by rounding each number to the nearest 10: ______
- Estimate 56 + 39 by rounding each number to the nearest 10: ______
- Estimate 55 + 64 by rounding each number to the nearest 10: ______
- Estimate 60 + 84 by rounding each number to the nearest 10: ______
- Estimate 45 + 68 by rounding each number to the nearest 10: ______
- Estimate 63 + 27 by rounding each number to the nearest 10: ______
- Estimate 72 + 22 by rounding each number to the nearest 10: ______
- Estimate 76 + 73 by rounding each number to the nearest 10: ______
- Estimate 70 − 29 by rounding each number to the nearest 10: ______
- Estimate 77 + 68 by rounding each number to the nearest 10: ______
- Estimate 55 − 61 by rounding each number to the nearest 10: ______
- Estimate 28 + 22 by rounding each number to the nearest 10: ______
- Estimate 78 − 75 by rounding each number to the nearest 10: ______
- Estimate 66 + 57 by rounding each number to the nearest 10: ______
- Estimate 58 − 84 by rounding each number to the nearest 10: ______
- Estimate 80 − 77 by rounding each number to the nearest 10: ______
- Estimate 54 − 84 by rounding each number to the nearest 10: ______
- Estimate 46 − 62 by rounding each number to the nearest 10: ______
- Estimate 31 + 76 by rounding each number to the nearest 10: ______
- Estimate 80 + 77 by rounding each number to the nearest 10: ______