Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 39 + 37 by rounding each number to the nearest 10: ______
- Estimate 88 − 50 by rounding each number to the nearest 10: ______
- Estimate 38 − 76 by rounding each number to the nearest 10: ______
- Estimate 62 + 79 by rounding each number to the nearest 10: ______
- Estimate 59 − 47 by rounding each number to the nearest 10: ______
- Estimate 58 + 67 by rounding each number to the nearest 10: ______
- Estimate 75 − 60 by rounding each number to the nearest 10: ______
- Estimate 56 − 51 by rounding each number to the nearest 10: ______
- Estimate 78 − 40 by rounding each number to the nearest 10: ______
- Estimate 73 − 36 by rounding each number to the nearest 10: ______
- Estimate 59 − 55 by rounding each number to the nearest 10: ______
- Estimate 76 + 41 by rounding each number to the nearest 10: ______
- Estimate 69 + 81 by rounding each number to the nearest 10: ______
- Estimate 23 + 21 by rounding each number to the nearest 10: ______
- Estimate 73 − 22 by rounding each number to the nearest 10: ______
- Estimate 45 + 56 by rounding each number to the nearest 10: ______
- Estimate 78 − 83 by rounding each number to the nearest 10: ______
- Estimate 74 + 56 by rounding each number to the nearest 10: ______
- Estimate 29 + 24 by rounding each number to the nearest 10: ______
- Estimate 45 − 38 by rounding each number to the nearest 10: ______