Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 54 − 87 by rounding each number to the nearest 10: ______
- Estimate 29 + 47 by rounding each number to the nearest 10: ______
- Estimate 60 − 74 by rounding each number to the nearest 10: ______
- Estimate 77 − 73 by rounding each number to the nearest 10: ______
- Estimate 35 + 75 by rounding each number to the nearest 10: ______
- Estimate 72 + 80 by rounding each number to the nearest 10: ______
- Estimate 67 − 27 by rounding each number to the nearest 10: ______
- Estimate 50 + 21 by rounding each number to the nearest 10: ______
- Estimate 37 + 52 by rounding each number to the nearest 10: ______
- Estimate 84 − 23 by rounding each number to the nearest 10: ______
- Estimate 47 + 80 by rounding each number to the nearest 10: ______
- Estimate 63 − 26 by rounding each number to the nearest 10: ______
- Estimate 40 + 76 by rounding each number to the nearest 10: ______
- Estimate 27 − 79 by rounding each number to the nearest 10: ______
- Estimate 23 − 26 by rounding each number to the nearest 10: ______
- Estimate 68 − 37 by rounding each number to the nearest 10: ______
- Estimate 83 + 35 by rounding each number to the nearest 10: ______
- Estimate 55 − 76 by rounding each number to the nearest 10: ______
- Estimate 36 − 40 by rounding each number to the nearest 10: ______
- Estimate 27 − 37 by rounding each number to the nearest 10: ______