Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 63 − 80 by rounding each number to the nearest 10: ______
- Estimate 57 − 24 by rounding each number to the nearest 10: ______
- Estimate 67 + 33 by rounding each number to the nearest 10: ______
- Estimate 27 + 73 by rounding each number to the nearest 10: ______
- Estimate 74 + 86 by rounding each number to the nearest 10: ______
- Estimate 56 − 38 by rounding each number to the nearest 10: ______
- Estimate 40 + 38 by rounding each number to the nearest 10: ______
- Estimate 77 + 31 by rounding each number to the nearest 10: ______
- Estimate 52 + 52 by rounding each number to the nearest 10: ______
- Estimate 86 − 46 by rounding each number to the nearest 10: ______
- Estimate 37 + 75 by rounding each number to the nearest 10: ______
- Estimate 25 + 64 by rounding each number to the nearest 10: ______
- Estimate 29 − 51 by rounding each number to the nearest 10: ______
- Estimate 76 − 43 by rounding each number to the nearest 10: ______
- Estimate 38 + 55 by rounding each number to the nearest 10: ______
- Estimate 70 + 64 by rounding each number to the nearest 10: ______
- Estimate 46 − 50 by rounding each number to the nearest 10: ______
- Estimate 87 + 80 by rounding each number to the nearest 10: ______
- Estimate 22 + 40 by rounding each number to the nearest 10: ______
- Estimate 36 + 27 by rounding each number to the nearest 10: ______