Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 30 + 25 by rounding each number to the nearest 10: ______
- Estimate 21 + 73 by rounding each number to the nearest 10: ______
- Estimate 27 − 52 by rounding each number to the nearest 10: ______
- Estimate 36 − 79 by rounding each number to the nearest 10: ______
- Estimate 35 − 89 by rounding each number to the nearest 10: ______
- Estimate 62 − 89 by rounding each number to the nearest 10: ______
- Estimate 63 − 49 by rounding each number to the nearest 10: ______
- Estimate 78 − 51 by rounding each number to the nearest 10: ______
- Estimate 40 − 40 by rounding each number to the nearest 10: ______
- Estimate 55 + 39 by rounding each number to the nearest 10: ______
- Estimate 29 + 31 by rounding each number to the nearest 10: ______
- Estimate 32 − 48 by rounding each number to the nearest 10: ______
- Estimate 24 + 73 by rounding each number to the nearest 10: ______
- Estimate 63 + 71 by rounding each number to the nearest 10: ______
- Estimate 36 + 63 by rounding each number to the nearest 10: ______
- Estimate 79 − 23 by rounding each number to the nearest 10: ______
- Estimate 44 + 66 by rounding each number to the nearest 10: ______
- Estimate 37 + 67 by rounding each number to the nearest 10: ______
- Estimate 76 − 32 by rounding each number to the nearest 10: ______
- Estimate 62 − 60 by rounding each number to the nearest 10: ______