Page 132 - NUMINO Challenge_L1
P. 132
Problem solving
1 Since the tops of all the trees are lined up, the tree that
reaches the furthest below is the tallest tree.
B is the tallest tree.
ABCD
2 Use the bar to find the height of each animal, and find which step makes them
reach the top.
3 spaces C 2 spaces C
A 5 spaces D 4 spaces D
B E A
E
B
532
Duck --B, Dog -- A, Hamster -- D
Type Study
When the same lengths are crossed off, all of the parts of the monkey's path
are crossed off, one part of the rabbit's path is left, and 2 parts of the duck's
path are left.
The Duck has to walk the longest.
Problem solving A BC
1 Since all of the ropes wrap around each pole 5 times, the 3Answer Key
length of each rope when each pole is wrapped around
once can be compared.
C is the longest rope.
1 Since the tops of all the trees are lined up, the tree that
reaches the furthest below is the tallest tree.
B is the tallest tree.
ABCD
2 Use the bar to find the height of each animal, and find which step makes them
reach the top.
3 spaces C 2 spaces C
A 5 spaces D 4 spaces D
B E A
E
B
532
Duck --B, Dog -- A, Hamster -- D
Type Study
When the same lengths are crossed off, all of the parts of the monkey's path
are crossed off, one part of the rabbit's path is left, and 2 parts of the duck's
path are left.
The Duck has to walk the longest.
Problem solving A BC
1 Since all of the ropes wrap around each pole 5 times, the 3Answer Key
length of each rope when each pole is wrapped around
once can be compared.
C is the longest rope.
